package me.luger.core.commom.util;

import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;

import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 封装了一些采用HttpClient发送HTTP请求的方法
 */
public class HttpClientUtil {
    public static String doGet(String url, Map<String, Object> param) {

        // 创建Httpclient对象
        CloseableHttpClient httpClient = HttpClients.createDefault();

        String resultString = "";
        CloseableHttpResponse response = null;
        HttpGet httpGet = null;
        try {
            // 创建uri
            URIBuilder builder = new URIBuilder(url);
            if (param != null) {
                for (String key : param.keySet()) {
                    builder.addParameter(key, StringUtil.obj2String(param.get(key)));
                }
            }
            URI uri = builder.build();

            LogUtil.infoLog("url = " + uri.toString());

            // 创建http GET请求
            httpGet = new HttpGet(uri);

            // 执行请求
            response = httpClient.execute(httpGet);
            // 判断返回状态是否为200
            if (response.getStatusLine().getStatusCode() == 200) {
                resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (response != null) {
                    response.close();
                }
                if(null != httpClient){
                    httpClient.close();
                }
                if(null != httpGet){
                    httpGet.abort();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return resultString;
    }

    public static String doGet(String url) {
        return doGet(url, null);
    }

    public static String doPost(String url, Map<String, Object> param) {
        // 创建Httpclient对象
        CloseableHttpClient httpClient = HttpClients.createDefault();
        CloseableHttpResponse response = null;
        String resultString = "";
        HttpPost httpPost = null;
        try {
            // 创建Http Post请求
            httpPost = new HttpPost(url);
            // 创建参数列表
            if (param != null) {
                List<NameValuePair> paramList = new ArrayList<NameValuePair>();
                for (String key : param.keySet()) {
                    paramList.add(new BasicNameValuePair(key, StringUtil.obj2String(param.get(key))));
                }
                // 模拟表单
                UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList,"utf-8");
                httpPost.setEntity(entity);
            }
            // 执行http请求
            response = httpClient.execute(httpPost);
            resultString = EntityUtils.toString(response.getEntity(), "utf-8");
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (response != null) {
                    response.close();
                }
                if(null != httpClient){
                    httpClient.close();
                }
                if(null != httpPost){
                    httpPost.abort();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        return resultString;
    }

    public static String doPost(String url) {
        return doPost(url, null);
    }

    public static String doPostJson(String url, String json) {
        // 创建Httpclient对象
        CloseableHttpClient httpClient = HttpClients.createDefault();
        CloseableHttpResponse response = null;
        String resultString = "";
        HttpPost httpPost = null;
        try {
            // 创建Http Post请求
            httpPost = new HttpPost(url);
            // 创建请求内容
            StringEntity entity = new StringEntity(json, ContentType.APPLICATION_JSON);
            httpPost.setEntity(entity);
            // 执行http请求
            response = httpClient.execute(httpPost);
            resultString = EntityUtils.toString(response.getEntity(), "utf-8");
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (response != null) {
                    response.close();
                }
                if(null != httpClient){
                    httpClient.close();
                }
                if(null != httpPost){
                    httpPost.abort();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        return resultString;
    }

    public static void main(String args[]){
        DateUtil.timeMarker(false);
        Map<String,Object> params = new HashMap<String,Object>();
        List<String> lines = null;
        try {
            lines = FileUtil.readLines(new File("C:\\Users\\a\\Desktop\\pidsyumin20170808.txt"));
        } catch (IOException e) {
            e.printStackTrace();
        }
        params.put("pn",0);
        params.put("rn",100);
        params.put("allFree","1");
        String url = "http://nplserver.kuwo.cn/pl.svc?op=getlistinfo&encode=utf-8&keyset=pl2012&identity=kuwo&vipver=1";
        for(String line : lines){
            params.put("pid",line);
            System.out.println(doGet(url,params));
        }
        DateUtil.timeMarker(true);
    }


}
